How far is Unalaska, AK, from Santa Rosa, CA?

The distance between Santa Rosa (Charles M. Schulz–Sonoma County Airport) and Unalaska (Unalaska Airport) is 2303 miles / 3706 kilometers / 2001 nautical miles.

Distance from Santa Rosa to Unalaska

There are several ways to calculate the distance from Santa Rosa to Unalaska. Here are two standard methods:

Vincenty's formula (applied above)

• 2302.667 miles
• 3705.783 kilometers
• 2000.963 nautical miles

Vincenty's formula calculates the distance between latitude/longitude points on the earth's surface using an ellipsoidal model of the planet.

Haversine formula

• 2297.705 miles
• 3697.797 kilometers
• 1996.651 nautical miles

The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance – the shortest distance between two points).

How long does it take to fly from Santa Rosa to Unalaska?

The estimated flight time from Charles M. Schulz–Sonoma County Airport to Unalaska Airport is 4 hours and 51 minutes.

What is the time difference between Santa Rosa and Unalaska?

The time difference between Santa Rosa and Unalaska is 2 hours. Unalaska is 2 hours behind Santa Rosa.

Flight carbon footprint between Charles M. Schulz–Sonoma County Airport (STS) and Unalaska Airport (DUT)

On average, flying from Santa Rosa to Unalaska generates about 252 kg of CO2 per passenger, and 252 kilograms equals 556 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Santa Rosa to Unalaska

See the map of the shortest flight path between Charles M. Schulz–Sonoma County Airport (STS) and Unalaska Airport (DUT).

Airport information

Origin	Charles M. Schulz–Sonoma County Airport
City:	Santa Rosa, CA
Country:	United States
IATA Code:	STS
ICAO Code:	KSTS
Coordinates:	38°30′32″N, 122°48′46″W

Destination	Unalaska Airport
City:	Unalaska, AK
Country:	United States
IATA Code:	DUT
ICAO Code:	PADU
Coordinates:	53°54′0″N, 166°32′38″W